shrine

Pull request #1340: Feature/SHRINE2020 1250

Merge in SHRINE/shrine from feature/SHRINE2020-1250 to develop

* commit '5d95f00ec9bdd817c4f7ff53d92300621c0b5fd8':
  Review comments from Marc-Danie for SHRINE2020-1250
  Cleared a todo for SHRINE2020-1250
  Renamed IOScheduler to RepeatedIOTask for SHRINE2020-1250
  Got retries working for SHRINE2020-1250
  Some pathfinding in the pom.xml file for SHRINE2020-1250
  I think my parallel exeuction work will survive the cats upgrade for SHRINE2020-1250
  Switched to a repeatEval task with Signalling to stop for SHRINE2020-1250